Ts 135202v070000p
GSM 3GPPNetwork architecture
Ts 133402v110400p-SAE Non 3GPP Access Security
LTE UMTS NW Architechture
ts_124301v120800p-NAS_Protocol
ts_102222v060500p
3GPP_TS_23_272_LTE
[14] 3GPP TS 32.421 - Subscriber and Equipment Trace
ts_133102v070100p
ETSI TS 129 215
23.002 UMTS - Network Architecture
ts_123003v091500p.pdf
![[14] 3GPP TS 32.421 - Subscriber and Equipment Trace](https://static.fdocuments.net/doc/330x215/55cf8d225503462b13924e67/14-3gpp-ts-32421-subscriber-and-equipment-trace.jpg)
